jogo da velha
Projeto concluido- Imagem
1- activity_main.xml.
<Button
android:id="@+id/btn11"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@id/btn22"
android:layout_toLeftOf="@id/btn22"
android:textColor="@color/white" />
<Button
android:id="@+id/btn12"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@id/btn22"
android:layout_centerHorizontal="true" />
<Button
android:id="@+id/btn13"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@id/btn22"
android:layout_toRightOf="@id/btn22" />
<Button
android:id="@+id/btn22"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true" />
<Button
android:id="@+id/btn23"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:layout_toRightOf="@id/btn22" />
<Button
android:id="@+id/btn21"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:layout_toLeftOf="@id/btn22" />
<Button
android:id="@+id/btn31"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/btn22"
android:layout_toLeftOf="@id/btn22" />
<Button
android:id="@+id/btn32"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/btn22"
android:layout_centerHorizontal="true" />
<Button
android:id="@+id/btn33"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@id/btn22"
android:layout_toRightOf="@id/btn22" />
<Button
android:id="@+id/btnReset"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_centerHorizontal="true"
android:text="Reset" />
<TextView
android:id="@+id/txtJogador"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:text="Jogador: X"
android:textAlignment="center"
android:textColor="@color/white"
android:textSize="30dp" />
MainActivity.java
package com.example.jogodavelha; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.TextView; public class MainActivity extends AppCompatActivity { String jogador = "X"; public void trocaJogador() { if(jogador.equals("X")) { jogador = "O"; } else { jogador = "X"; } } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); getSupportActionBar().hide(); final Button btn11Prog = (Button) findViewById(R.id.btn11); final Button btn12Prog = (Button) findViewById(R.id.btn12); final Button btn13Prog = (Button) findViewById(R.id.btn13); final Button btn22Prog = (Button) findViewById(R.id.btn22); final Button btn23Prog = (Button) findViewById(R.id.btn23); final Button btn21Prog = (Button) findViewById(R.id.btn21); final Button btn31Prog = (Button) findViewById(R.id.btn31); final Button btn32Prog = (Button) findViewById(R.id.btn32); final Button btn33Prog = (Button) findViewById(R.id.btn33); final TextView txtJogadorProg = (TextView) findViewById(R.id.txtJogador); final Button btnResetProg = (Button) findViewById(R.id.btnReset); btn11Prog.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { btn11Prog.setText(jogador); trocaJogador(); btn11Prog.setClickable(false); txtJogadorProg.setText("Jogador: "+jogador); } }); btn12Prog.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { btn12Prog.setText(jogador); trocaJogador(); btn12Prog.setClickable(false); txtJogadorProg.setText("Jogador: "+jogador); } });
btn13Prog.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
btn13Prog.setText(jogador);
trocaJogador();
btn13Prog.setClickable(false);
txtJogadorProg.setText("Jogador: "+jogador);
}
});
btn22Prog.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
btn22Prog.setText(jogador);
trocaJogador();
btn22Prog.setClickable(false);
txtJogadorProg.setText("Jogador: "+jogador);
}
});
btn23Prog.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
btn23Prog.setText(jogador);
trocaJogador();
btn23Prog.setClickable(false);
txtJogadorProg.setText("Jogador: "+jogador);
}
});btn21Prog.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
btn21Prog.setText(jogador);
trocaJogador();
btn21Prog.setClickable(false);
txtJogadorProg.setText("Jogador: "+jogador);
}
});
btn31Prog.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
btn31Prog.setText(jogador);
trocaJogador();
btn31Prog.setClickable(false);
txtJogadorProg.setText("Jogador: "+jogador);
}
});
btn32Prog.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
btn32Prog.setText(jogador);
trocaJogador();
btn32Prog.setClickable(false);
txtJogadorProg.setText("Jogador: "+jogador);
}
});
btn33Prog.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
btn33Prog.setText(jogador);
trocaJogador();
btn33Prog.setClickable(false);
txtJogadorProg.setText("Jogador: "+jogador);
}
});
btnResetProg.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
btn11Prog.setClickable(true);
btn11Prog.setText("");
btn12Prog.setClickable(true);
btn12Prog.setText("");
}
});
}
}
